This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

The world's only museum devoted to the wonders of fluorescence.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

The hidden "ballroom" under a mansion lake was built by a criminal who ate a cyanide pill during his trial.

A fiery crater has been burning in the Karakum Desert since 1971.

Hot springs monkey spa in the middle of Hell's Valley.

An ancient capital city that dates back 3,000 years old and harbors many surprises.

The sound of swaying stalks in this stunning grove has been named a governmentally recognized sound.

A lovers' beach, tucked below the surface of the island, provides a safe haven for romance.

Medicinal spa created with the discharge from a geothermal energy plant.

A beautiful, dense forest in the shadow of Mount Fuji, with a tragic reputation.

The intricate stonework of Machu Picchu serves as a testament to Incan engineers.

An exquisite tunnel of cascading flowers.

Non-profit time travel mart sells goods you would need for a trip through the fourth dimension.

On Japan's Tashirojima Island, cats are king.

This astonishingly geometric cave has inspired everyone from Jules Verne to Pink Floyd.

This angular brutalist playground turns playtime into modern art time.

If all members were present at the table, a sixth of the world's wealth would be under the same roof.

A white oak with property rights.

This intricate Hindu temple is the largest of its kind outside of India itself and was constructed like a giant puzzle.

A bizarre roadside attraction and the first instance of miniature golf in the world.

This quirky curiosity shop takes its cues from the world's bazaars.

Alabama has a fiberglass Stonehenge. With apologies to Spinal Tap, this one is full-size.

148 feet long and in the middle of a verdant forest.